{"count":60634,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-subsequent_pairing_method&page=4252","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-subsequent_pairing_method&page=4250","results":[{"id":128071,"name":"20k-15k Fast Correspondence Round-Robin #2","director":{"id":1408189,"username":"msaari","country":"fi","icon":"https://user-uploads.online-go.com/d84f8843f1ada4bb45291df34e84950f-64.png","ratings":{"version":5,"overall":{"rating":988.8943992786072,"deviation":62.67729136359411,"volatility":0.05974368983835584}},"ranking":14.658332019076823,"professional":false,"ui_class":""},"description":"Fast round-robin tournament for mid-level DDK players (20k to 15k). No handicaps, NZ rules, Fischer time with 2-day main time and 12 hours per move.\n\nShort vacations are allowed.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"nz","time_per_move":44568,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":172800,"max_time":172800},"is_open":true,"exclude_provisional":true,"group":{"id":508,"name":"Fast Correspondence","summary":"Tournaments for people who like to play quick correspondence games.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":831,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"},"auto_start_on_max":true,"time_start":"2025-05-09T04:00:00Z","players_start":8,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":10,"max_ranking":15,"analysis_enabled":true,"exclusivity":"open","started":"2025-05-07T17:49:18.727158Z","ended":"2025-06-18T22:03:06.181493Z","start_waiting":"2025-05-07T17:49:18.148080Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png","player_count":10,"ranked":true},{"id":129079,"name":"19x19 no.13","director":{"id":1163256,"username":"Wiangsak","country":"142","icon":"https://user-uploads.online-go.com/338a9e48fc15954b3a692ae3a545998e-64.png","ratings":{"version":5,"overall":{"rating":1298.4581248745321,"deviation":64.46368832890406,"volatility":0.0603677038209219}},"ranking":20.963124118229736,"professional":false,"ui_class":""},"description":"ซ้อมกัน","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":false,"main_time":259200,"period_time":86400,"periods":3},"is_open":true,"exclude_provisional":true,"group":{"id":14715,"name":"CP GO Tournament","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":13,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2025-06-04T10:00:00Z","players_start":6,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":10,"max_ranking":32,"analysis_enabled":false,"exclusivity":"invite","started":"2025-06-04T10:00:41.507127Z","ended":"2025-06-10T13:23:42.709420Z","start_waiting":"2025-06-04T10:00:41.326172Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":6,"ranked":true},{"id":142512,"name":"实战复盘班(24/7)","director":{"id":155306,"username":"qingxiang96","country":"my","icon":"https://user-uploads.online-go.com/475df8480623aaab56b966dcc9d23760-64.png","ratings":{"version":5,"overall":{"rating":1768.402039805556,"deviation":68.22057457717717,"volatility":0.059752100417945}},"ranking":28.114132118130385,"professional":false,"ui_class":""},"description":"Only for 实战复盘班","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":10,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"rapid","pause_on_weekends":false,"time_increment":6,"initial_time":240,"max_time":300},"is_open":true,"exclude_provisional":false,"group":{"id":14930,"name":"World Star Go Academy Group","summary":"“In Go, you are constantly making decisions that are either right or wrong.” — Yasunari Kawabata","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":62,"icon":"https://user-uploads.online-go.com/3bc36a733d9750874d79f67ecc4f2fc3-64.png"},"auto_start_on_max":false,"time_start":"2026-07-24T12:20:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2026-07-24T12:20:53.226929Z","ended":"2026-07-24T13:06:51.274172Z","start_waiting":"2026-07-24T12:20:53.097901Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/3bc36a733d9750874d79f67ecc4f2fc3-15.png","player_count":4,"ranked":true},{"id":71442,"name":"Shogi 将棋 9x9 XLIII","director":{"id":697149,"username":"deleted-57394cd2-c7b2-41c3-9e0b-1d116d71ec17","country":"se","icon":"https://user-uploads.online-go.com/2d41f0fc65fb65cf386d8f5534a6d163-64.png","ratings":{"version":5,"overall":{"rating":1665.2715388700315,"deviation":71.21323820073493,"volatility":0.0598806998975717}},"ranking":26.723091679426847,"professional":false,"ui_class":""},"description":"9x9 like Shogi, the only major chess variant where you can put pieces back on the board.","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":935,"name":"Shogi 81Dojo","summary":"Group for Shogi players on 81Dojo","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":39,"icon":"https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-64.png"},"auto_start_on_max":false,"time_start":"2021-03-05T17:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2021-03-05T17:00:03.229505Z","ended":"2021-04-27T18:01:49.794014Z","start_waiting":"2021-03-05T17:00:02.898377Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-15.png","player_count":8,"ranked":true},{"id":99507,"name":"Correspondence 13x13 RoundRobin 2023-01-30 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Sitewide Tournament","schedule":{"id":7,"name":"Correspondence 13x13 RoundRobin","rrule":"DTSTART:20260814T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-08-14T19:00:29.871553Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":13,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":10},"next_run":"2026-08-17T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":90782,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2023-01-30T19:00:10.653813Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2023-01-30T19:00:14.166743Z","ended":"2023-04-06T19:01:12.903832Z","start_waiting":"2023-01-30T19:00:13.617681Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":9,"ranked":true},{"id":74125,"name":"Correspondence 19x19RoundRobin","director":{"id":940672,"username":"Yui_Chit","country":"hk","icon":"https://user-uploads.online-go.com/64c6a9c7efc232fff77bcfc11a09a4c9-64.png","ratings":{"version":5,"overall":{"rating":1108.1637898048266,"deviation":61.10645431605425,"volatility":0.06013323646958137}},"ranking":17.294471838835324,"professional":false,"ui_class":""},"description":"Don’t use AI help play the game. Pausing is allowed.","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":25,"name":"Go Basics","summary":"A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":18108,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2021-05-01T01:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":25,"analysis_enabled":true,"exclusivity":"open","started":"2021-05-01T01:00:26.157111Z","ended":"2021-09-16T19:54:23.423044Z","start_waiting":"2021-05-01T01:00:25.779242Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":10,"ranked":true},{"id":124562,"name":"13x13 New Zealand 5k-9d+ League #4","director":{"id":178104,"username":"dexonsmith","country":"ca","icon":"https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png","ratings":{"version":5,"overall":{"rating":1390.7732166446785,"deviation":67.55416504748428,"volatility":0.06064009346038413}},"ranking":22.55312076827671,"professional":false,"ui_class":"supporter"},"description":"5k-9d+. 5 players. Starts only when full.\n\nNew Zealand rules. 13x13 board. Even games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"nz","time_per_move":90782,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":14024,"name":"New Zealand Ladders","summary":"Group for ladders and tournaments that use New Zealand rules.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":80,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"},"auto_start_on_max":true,"time_start":"2025-04-15T03:15:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":25,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-04-24T18:00:03.088230Z","ended":"2025-06-03T19:47:04.607680Z","start_waiting":"2025-04-24T18:00:02.941860Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png","player_count":5,"ranked":true},{"id":77931,"name":"Correspondence 13x13 RoundRobin 2021-07-24 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Sitewide Tournament","schedule":{"id":7,"name":"Correspondence 13x13 RoundRobin","rrule":"DTSTART:20260814T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-08-14T19:00:29.871553Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":13,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":10},"next_run":"2026-08-17T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2021-07-24T19:00:54.627975Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2021-07-24T19:01:58.251025Z","ended":"2021-08-06T06:03:03.091232Z","start_waiting":"2021-07-24T19:01:57.684619Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":7,"ranked":true},{"id":71782,"name":"For bigO","director":{"id":797843,"username":"nextkannapat","country":"un","icon":"https://secure.gravatar.com/avatar/3646ebda353fb83745a3f7d3c650b0f9?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1643.5869154961404,"deviation":151.27431542681506,"volatility":0.05999936995791008}},"ranking":26.41966001264157,"professional":false,"ui_class":""},"description":"ใครชนะเลี้ยงdairy queen","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":8348,"name":"Next is trash","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":true,"member_count":8,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2021-02-23T02:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-02-23T20:56:14.016719Z","ended":"2021-08-14T20:48:24.072608Z","start_waiting":"2021-02-23T20:56:13.908028Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":4,"ranked":true},{"id":87463,"name":"3 -> 李梓揚 4 -> 葉灝謙","director":{"id":818416,"username":"傳碁學園","country":"un","icon":"https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png","ratings":{"version":5,"overall":{"rating":1898.3468207617877,"deviation":71.28817954667363,"volatility":0.06041644550084839}},"ranking":29.755630942351214,"professional":false,"ui_class":""},"description":"3 -> 李梓揚\n4 -> 葉灝謙","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":36,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":600,"period_time":30,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":7531,"name":"傳碁 C班","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":87,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2022-03-19T08:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2022-03-19T07:18:24.489200Z","ended":"2022-03-19T07:30:22.092253Z","start_waiting":"2022-03-19T07:18:24.441999Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true}]}